1) Check what is changing and deprecated in the Openstack release note of Stein, Train and Ussuri
2) Create a git repo for puppet files of controller and compute, starting from the configuration of Rocky https://github.com/CloudPadovana/puppet_ussuri
PDCL-1503 - Vedere cosa cambia nei vari servizi OpenStack con il passaggio a Ussuri Open
PDCL-1402 - Update della cloud di produzione a Ussuri Open